AUGUST 4, 2026
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Case File

CVE-2021-21183

MEDIUM · CVSS 4.3 EPSS 1.04%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Chrome. It may be remotely exploitable.

CVE
CVE-2021-21183
Severity
MEDIUM
CVSS
4.3
EPSS
1.04%
Chrome

Original NVD Description

Inappropriate implementation in performance APIs in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Related CVEs

Other vulnerabilities affecting the same vendor(s)